| CAUS Global Service Corporation Limited | Private company limited by shares | Live |
| CAUSA FINANCIAL LIMITED | Private company limited by shares | Live |
| CAUSA INTERNATIONAL EDUCATION INVESTMENT LIMITED | Private company limited by shares | Live |
| Causa Life Technology Limited | Private company limited by shares | Live |
| Causa Med Technology Limited | Private company limited by shares | Live |
| VP CAUSAL WEAR LIMITED | Private company limited by shares | Dissolved |
| CAUSALITY LIMITED | Private company limited by shares | Live |
| Causaloop Limited | Private company limited by shares | Live |
| SUN CAUSE COMPANY LIMITED | Private company limited by shares | Dissolved |
| SKY CAUSE COMPANY LIMITED | Private company limited by shares | Dissolved |
| BEST CAUSE LIMITED | Private company limited by shares | Dissolved |
| CAUSE BRIGHTEN INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| China Buddhist Cause Of The Development-Construction Group Limited | Private company limited by shares | Live |
| CHINA HUASHI CAUSE GROUP LIMITED | Private company limited by shares | Dissolved |
| CAUSE AND EFFECT LIMITED | Private company limited by shares | Live |
| HK HH FILM CAUSE LIMITED | Private company limited by shares | Live |
| CHINESE LOVE CAUSE FRIENDSHIP GROUP LIMITED | Private company limited by shares | Live |
| GRAND CAUSE LIMITED | Private company limited by shares | Live |
| HERO GREAT CAUSE HONGKONG CO., LIMITED | Private company limited by shares | Live |
| HK XINGCHEN GREAT CAUSE TECHNOLOGY LIMITED | Private company limited by shares | Live |
| RUFANG (CHINA) CHAIN OF CAUSE GROUP LIMITED | Private company limited by shares | Live |
| LONG CAUSE ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| MATCH MADE IN HEAVEN FILM CAUSE LIMITED | Private company limited by shares | Live |
| MOON CAUSE COMPANY LIMITED | Private company limited by shares | Dissolved |
| OCEAN CAUSE LIMITED | Private company limited by shares | Live |
| HK ONLY-M DESIGN CAUSE LIMITED | Private company limited by shares | Live |
| Root Cause International Limited | Private company limited by shares | Live |
| SOUTH CAUSE LIMITED | Private company limited by shares | Dissolved |
| SUPER CAUSE LIMITED | Private company limited by shares | Dissolved |
| CAUSE WEALTH LIMITED | Private company limited by shares | Live |
| WELL CAUSE INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| CAUSEFUL COMPANY LIMITED | Private company limited by shares | Dissolved |
| CAUSEMAN LIMITED | Private company limited by shares | Dissolved |
| CAUSES LIMITED | Private company limited by shares | Live |
| CAUSEVIEW LIMITED | Private company limited by shares | Dissolved |
| K & K CAUSEWAY LIMITED | Private company limited by shares | Dissolved |
| KG CAUSEWAY BAY LIMITED | Private company limited by shares | Live |
| GHC Causeway Bay Limited | Private company limited by shares | Live |
| Causeway Bay CLC Limited | Private company limited by shares | Live |
| CAUSEWAY BAY LIMITED | | Live |
| XIN DAU JI (CAUSEWAY BAY) LIMITED | Private company limited by shares | Live |
| DOR MAN (CAUSEWAY BAY) LIMITED | | Live |
| FU WAH (CAUSEWAY BAY) COMPANY LIMITED | | Live |
| CAUSEWAY BAY AV CENTRE LIMITED | Private company limited by shares | Dissolved |
| CAUSEWAY BAY MRI CENTRE LIMITED | Private company limited by shares | Live |
| Champs Edu (Causeway Bay) Company Limited | Private company limited by shares | Live |
| CAUSEWAY ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| CAUSEWAY BAY KITCHEN LIMITED | Private company limited by shares | Live |
| V-CO Causeway Bay Limited | | Live |
| Causeway Bay Victoria Kindergarten & International Nursery Parent-Teacher Association Limited | Company limited by guarantee | Live |
| Ken Watches (Causeway Bay) Limited | Private company limited by shares | Live |
| CAUSIO LIMITED | Private company limited by shares | Dissolved |
| CAUSME INTERNATIONAL GROUP LIMITED | Private company limited by shares | Live |
| CAUSTON LIMITED | Private company limited by shares | Dissolved |